Effective mechanical properties of auxetic materials: Numerical predictions using variational asymptotic method based homogenization

C Srivastava, V Mahesh… - Journal of …, 2023 - asmedigitalcollection.asme.org
In this work, the variational asymptotic method (VAM) based homogenization framework is
used for the first time to determine the equivalent elastic stiffness tensor of auxetic materials …

Mechanical behaviour of carbon nanotube composites: A review of various modelling techniques

R Sahu, D Harursampath… - Journal of Composite …, 2024 - journals.sagepub.com
This study aims to review and highlight the important modelling methodologies used for
studying carbon nanotubes (CNTs) and their composites. Understanding appropriate …

Thermal conductivity of Cu-matrix composites reinforced with coated SiC particles: Numerical modeling and experimental verification

W Węglewski, P Pitchai, M Chmielewski… - International Journal of …, 2022 - Elsevier
Copper-matrix composites reinforced with silicon carbide (SiC) particles are heat sink
materials with potential application in the electronic industry. A major challenge in the …

A multiscale analysis of instability-induced failure mechanisms in fiber-reinforced composite structures via alternative modeling approaches

F Greco, L Leonetti, P Lonetti, R Luciano, A Pranno - Composite Structures, 2020 - Elsevier
Multiscale techniques have been widely shown to potentially overcome the limitation of
homogenization schemes in representing the microscopic failure mechanisms in …

Load transfer mechanisms in the platelets reinforced composites with considering the interphase related failure modes

Q Bao, S Cui, Z Yang, Z Lu, X He - International Journal of Mechanical …, 2023 - Elsevier
The interphases have a significant influence on the overall mechanical properties of layered
composites. Many of these interphases between the reinforcement and matrix have specific …

[HTML][HTML] Influence of fibre cross-section profile on the multi-physical properties of uni-directional composites

R Nakka, AP Kumar, D Harursampath… - Composite …, 2023 - Elsevier
The present work comprehensively examines the influence of fibre-matrix interface
perimeter on the multi-physical properties of uni-directional composite materials. Three …

A generalised deep learning-based surrogate model for homogenisation utilising material property encoding and physics-based bounds

R Nakka, D Harursampath, SA Ponnusami - Scientific Reports, 2023 - nature.com
The use of surrogate models based on Convolutional Neural Networks (CNN) is increasing
significantly in microstructure analysis and property predictions. One of the shortcomings of …

Asymptotic analysis of Timoshenko-like orthotropic beam with elliptical cross-section

NK Shakya, SS Padhee - European Journal of Mechanics-A/Solids, 2023 - Elsevier
This work presents the asymptotically exact analysis of homogeneous-orthotropic prismatic
beam with elliptic cross-section. Variational Asymptotic Method (VAM) has been used to …

A coupled framework of variational asymptotic method based homogenization technique and Monte Carlo approach for the uncertainty and sensitivity analysis of …

P Pitchai, NK Jha, RG Nair, PJ Guruprasad - Composite Structures, 2021 - Elsevier
This article describes a computational framework, based on the variational asymptotic
method unit cell homogenization technique coupled with the Monte Carlo method, for …

Effective stiffness and thermal expansion of three-phase multifunctional polymer electrolyte coated carbon fibre composite materials

MOH Schutzeichel, T Kletschkowski… - Functional Composites …, 2021 - iopscience.iop.org
Multifunctional composites including polymer electrolyte coated carbon fibres and polymer
matrix systems gained recent interest in light-weight design related research areas …